Greiner’s Growth Model. Lead Your Organisation Through Growth And Crisis.

Greiner’s Growth Model helps managers anticipate the leadership, structure and culture challenges that emerge as organisations grow, so you can navigate each…

Topic: Organizational Design & Change

Why It Matters

At some point in every growing organisation's life, something that was working stops working. The informal communication style that held a 15-person team together becomes a liability at 50. The founder-led decision-making that was an asset in year one becomes a bottleneck in year three. The delegated autonomy that energised regional managers starts fragmenting strategy. These breakdowns rarely feel like growth pains in the moment. They tend to feel like management failures, personality clashes, or structural bad luck. Most are neither.

Greiner's Growth Model offers a different frame. It argues that organisations progress through predictable phases of growth, and that each phase carries within it the seeds of the crisis that will end it. The value of this model is not that it makes crises avoidable; they are not. The value is that it helps managers recognise which crisis they are in, understand why it is happening, and make deliberate choices about how to move through it rather than simply react to it.

Before going further, three questions worth sitting with: Does your organisation feel like it has outgrown its current way of operating, even though that approach worked well not long ago? Are you seeing coordination or communication failures that seem disproportionate to the complexity of the work? Do senior leaders and frontline managers appear to be operating with fundamentally different assumptions about how decisions should be made? If any of these resonate, this model is worth your attention.

Origin and Underlying Logic

The model was developed by Larry Greiner, a professor at the University of Southern California, and first published in 1972. An updated version followed in 1998. Greiner's central argument was that organisations do not simply grow linearly. They evolve through relatively stable periods of growth (which he called "evolution") punctuated by periods of significant upheaval ("revolution"). Each revolutionary period is a crisis that the organisation must resolve before it can move forward.

What distinguishes the Greiner Growth Model from generic life-cycle thinking is its specificity. Greiner identified five distinct phases, each driven by a particular management approach, each ending in a particular type of crisis. The crises are not random; they are the direct consequence of the practices that drove the previous phase's success. This is a model built on the insight that today's solutions tend to become tomorrow's problems, which is a pattern any experienced manager will recognise immediately.

The model draws on organisational development theory and shares intellectual territory with contingency theory, systems thinking, and later work on organisational life cycles. It is often used alongside frameworks such as the McKinsey 7S Model and Adizes' Corporate Life Cycle to build a fuller picture of how structure, culture, and management practice interact as an organisation matures.

Structure and Application

The model maps organisational growth across two axes: organisation size on the vertical axis and organisation age on the horizontal. The result is a curve that rises through five phases, each separated by a crisis point. The phases and their crises are as follows.

The first phase is growth through creativity. The organisation is young, typically founder-led, and characterised by informal communication, entrepreneurial energy, and minimal structure. The crisis that ends this phase is a leadership crisis: as the organisation grows, the founders can no longer manage everything informally, and professional management becomes necessary.

The second phase is growth through direction. A more formal management structure is put in place, with clearer roles, defined processes, and top-down decision-making. This brings order but eventually produces an autonomy crisis: capable middle managers, constrained by centralised control, want the authority to make decisions themselves.

The third phase is growth through delegation. Authority is pushed down to business units or regional managers. This energises the organisation and drives growth, but creates a control crisis: senior leadership begins to feel it has lost visibility and coherence across an increasingly fragmented operation.

The fourth phase is growth through coordination. Formal systems, planning processes, and centralised review mechanisms are introduced to bring coherence back. These work for a while, but eventually produce a red tape crisis: the systems designed to coordinate the organisation begin to suffocate it, slowing decisions and frustrating managers at every level.

The fifth phase is growth through collaboration. The organisation resolves the red tape crisis by moving toward teamwork, matrix structures, and a culture of self-discipline over formal control. Greiner originally left the crisis of this phase open, later suggesting it might involve the psychological exhaustion of working in complex, high-demand team environments. Some researchers have proposed a sixth phase involving alliances and external networks as the next frontier.

The model is most commonly represented as a diagram showing a rising curve with visible inflection points at each crisis. It applies primarily at the organisational or divisional level, though individual teams within a larger organisation can exhibit the same dynamics when they scale rapidly.

A useful first step is to identify which phase your organisation is currently in. Look at the dominant management style in use, where decision-making authority actually sits, what type of complaints are most common from managers and staff, and whether the current approach feels like it is running out of steam. If you can name the crisis you are in, you can begin to think about what the next phase requires. That question, specifically what needs to change in structure, leadership behaviour, and management practice to move through the current crisis, is where the deep dive picks up.

FAQ

The following questions address what managers most commonly ask when first encountering this model.

Q: What is Greiner's Growth Model in simple terms?
A: It is a framework that maps how organisations grow through five distinct phases, each driven by a particular management style and each ending in a predictable crisis. The model argues that growth itself creates the conditions for the next crisis, and that moving through each phase requires deliberate changes to how the organisation is structured and led.

Q: How does the Greiner Growth Model differ from other organisational life cycle models?
A: Most life cycle models describe growth as a smooth progression. Greiner's model is distinctive because it treats crises as structural and inevitable, not as failures of management. It also identifies the specific type of crisis that ends each phase, which makes it more actionable than models that simply describe stages without explaining what causes the transitions between them.

Q: Does the model apply to small businesses and teams, or only to large organisations?
A: The model was designed with whole organisations in mind, but its logic applies wherever a group is growing. A team that has scaled from five to twenty people, a division expanding into new markets, or a start-up moving from seed stage to series B will all exhibit dynamics the model recognises. The phases may compress in time, but the sequence tends to hold.

Q: How do I know which phase my organisation is in?
A: Look at where decision-making authority currently sits and where the most common complaints originate. If senior leaders are overwhelmed and everything waits for them, you are likely in or approaching a leadership crisis. If capable managers feel micromanaged, an autonomy crisis may be developing. If leadership has lost confidence in what is happening at the front line, a control crisis is a reasonable diagnosis. The deep dive covers this diagnostic process in more detail.

Q: Is the Greiner Growth Model still relevant today?
A: The model dates from 1972, and some of its structural assumptions, particularly around hierarchy and formal coordination mechanisms, reflect the organisations of that era. The core insight remains as applicable now as it was then: growth creates complexity, complexity creates crisis, and crisis requires deliberate leadership response. The phases may manifest differently in flat, agile, or remote-first organisations, but the underlying dynamic holds.